Run: 2026-07-25-01KYCVTKGFMJR0RJQY55QFX6RM

Run Details

Duration:
10.9s
Cost:
$0.011583
Provider:
Google AI Studio

Model input

System
You are an expert novelist with a gift for vivid, immersive prose. You write in tight third-person limited point of view with a strong narrative voice. Your prose is clean, precise, and engaging — you favor strong verbs, concrete details, and natural-sounding dialogue. You will be given a story bible (codex) containing canonical details about characters, locations, items, and lore. Use these details to ground your writing in the established world. Stay consistent with the codex. Write only the prose of the scene. Do not include titles, chapter headings, markdown formatting, or any commentary before or after the scene.
User/Human
<codex> <character id="4416" name="Detective Harlow Quinn" aliases="Quinn, Detective Quinn, Harlow" pronouns="she/her" species="Human" storyRole="Antagonist"> <eyeColor>brown</eyeColor> <hair>closely cropped salt-and-pepper</hair> <height>5'9"</height> <age>41</age> <jawline>sharp jaw</jawline> <watch>worn leather watch on her left wrist</watch> <bearing>military precision</bearing> <description>A Metropolitan Police detective with 18 years of decorated service who suspects the clique is involved in criminal activity.</description> <backstory>She lost her partner, DS Morris, during a case three years ago under unexplained circumstances that had supernatural origins she doesn't yet understand.</backstory> </character> <character id="4417" name="Tomás Herrera" aliases="Tommy, Tomás, Herrera" pronouns="he/him" species="Human" storyRole="Support"> <eyeColor>warm brown</eyeColor> <hair>short curly dark brown</hair> <height>5'10"</height> <age>29</age> <skinTone>olive skin</skinTone> <scar>scar running along his left forearm from a knife attack</scar> <medallion>Saint Christopher medallion around his neck</medallion> <birthplace>Seville, Spain</birthplace> <description>A former paramedic who provides off-the-books medical care for the clique.</description> <backstory>Born in Seville, Spain. He moved to London to work for the NHS but lost his license after administering unauthorized treatments to supernatural patients.</backstory> </character> <location id="854" name="The Raven's Nest" aliases="the Nest, Raven, Silas' bar" realm="Earth"> <signColor>distinctive green neon sign above the entrance</signColor> <secretRoom>hidden back room accessible through a bookshelf, used for clandestine meetings</secretRoom> <description>A dimly lit bar in Soho, London. The walls are covered with old maps and black-and-white photographs.</description> </location> <location id="856" name="The Veil Market" aliases="Veil Market, the Market, underground market" realm="Earth"> <currentLocation>abandoned Tube station beneath Camden</currentLocation> <entryRequirement>bone token</entryRequirement> <schedule>moves locations every full moon</schedule> <description>A hidden supernatural black market that sells enchanted goods, banned alchemical substances, and information.</description> </location> </codex> Write a fully fleshed out scene of at least 1000 words in the thriller genre. A detective is pursuing a suspect through rain-soaked city streets at night. The chase takes them from the street level down into an underground market. The detective must decide whether to follow the suspect into unfamiliar and potentially dangerous territory. Use the codex entries above as your world reference for characters and setting. Only include the prose of the scene without any markdown or commentary.

Model response

AI
The rain off Shaftesbury Avenue didn't fall so much as slick the world in grease and neon. Detective Harlow Quinn checked the worn leather watch on her left wrist—11:42 p.m.—then adjusted the collar of her coat against the November chill. She kept her posture square, arms naturally poised, eighteen years of Metropolitan Police conditioning dictating every micro-movement. Thirty yards ahead, navigating the wet cobblestones with a familiar, fluid gait, was Tomás Herrera. Quinn knew his file by heart. Twenty-nine years old, ex-NHS paramedic, born in Seville. Olive skin, short dark curls plastered to his forehead by the downpour, and a jagged white scar running down his left forearm—though tonight the arm was tucked deep into his heavy coat. Her precinct had him flagged for unregistered pharmaceuticals, but Quinn knew better. Herrera was the medic for a very specific, very quiet circle of people in Soho, the kind of people whose names never made the duty log. The kind of people who might know what had dragged DS Morris into the dark three years ago and returned only a badge and a bloodstain. Herrera turned down an alley beside a dimly lit bar, its distinctive green neon sign buzzing faint and sickly against the wet brickwork. *The Raven’s Nest.* Quinn knew the place. Silas’s dive. She accelerated her pace, her heavy soles slapping against the asphalt, eyes fixed on the flash of dark canvas as Herrera pushed past a stack of wooden crates and slipped into a dead-end service lane behind the pub. When Quinn reached the turn, the lane was empty. She paused, taking a slow, measured breath through her nose, smelling damp trash, exhaust, and an odd, ozone metallic bite that had no business resting in a London alleyway. She flicked her penlight on, the beam cutting through the drizzle to illuminate a rusted cellar hatch set horizontally into the brick foundations of an abandoned Victorian pumping station. The heavy iron padlocks lay on the ground, snapped clean through—not cut, but sheared as if the metal had semplicemente forgotten how to hold together. Herrera was down there. She was sure of it. Quinn stood at the lip of the threshold, her brown eyes narrowing as she peered into the dark. Her sharp jaw tightened. Protocol demanded back-up. Protocol demanded a radio call to control, a squad car staged at the perimeter, a paper trail. But protocol had given her three years of redacted files and polite reassurances from senior officers who looked everywhere except at her face when she asked about Morris. She drew her Glock, checked the chamber with a quick, practiced thumb-press, and slipped into the stairwell. The air shifted immediately. The sound of rain on pavement faded, swallowed by a thick, heavy silence that felt pressed against her eardrums. The air grew warm and smelled faintly of copper, wet soil, and burnt tallow. She descended thirty feet down spiral concrete steps, her hand sliding along cold, sweat-slicked rebar, until her boots hit crushed ballast. She was standing in a decommissioned Tube tunnel beneath Camden. The air vibrated with a low hum that shook the back of her teeth. Quinn killed her flashlight. She didn't need it. Fifty yards ahead, the tunnel opened into an impossibly vast subterranean cavern—the platform of a forgotten 19th-century line, now transformed into a sprawling, lawless bazaar. Lanterns made of brass and frosted glass hung from rusted iron conduit, casting long, shivering shadows over dozens of stalls constructed from salvaged oak, corrugated metal, and heavy velvet drapes. Hundreds of bodies moved through the choke points between stalls. The Veil Market. Quinn stayed back in the shadow of an archway, her pulse hammering a steady, controlled rhythm against her ribs. She pulled her coat tight over her badge and service weapon. She was an outsider here; every instinct honed over two decades warned her that the rules of the Met meant nothing beneath the street level. She caught a glimpse of dark curls moving briskly past a stall draped in drying herbs and bundles of yellowed bone. Herrera. He was moving with purpose, his head down, one hand clutching the collar of his shirt—no doubt resting against the Saint Christopher medallion he was known to wear. He stopped at a booth constructed from dark iron grating. Behind the counter stood a figure shrouded in a patchwork cloak, carefully placing small, iridescent glass vials into a leather satchel. Herrera offered something in exchange—not cash, but a tiny, smooth fragment of ivory that caught the lantern light. A bone token. Quinn shifted her weight, evaluating the layout. The market stretched out in three directions along old maintenance tunnels. If she stepped into the light, she lost all tactical advantage. If she lost Herrera in this crowd, she might never find a line on Morris again. A tall man in a tailored grey suit brushed past her archway. As he moved, his coat parted, and Quinn caught a glimpse of his skin—pale as lard, with thin, violet veins pulsing rhythmically beneath his neck, far too fast for a human heart. He didn't walk so much as glide, his black eyes flicking toward her for a fraction of a second before dismissing her as background noise. She breathed through her mouth, forcing her hands to remain steady. *Focus.* Herrera took the leather satchel, slung it over his shoulder, and turned toward the western exit of the platform—a narrow access corridor marked with faded red tiles that led deeper into the subterranean network. Quinn had a choice. Step back up the stairs, call in the raid team, and watch the market vanish like mist before the first boot hit the floor, or cross the threshold into a place where her gun was just a piece of cold steel and her authority vanished at the iron gates. She reached down, touched the worn leather strap of her watch, and thought of the rain-slicked pavement three years ago, the silence in the briefing room, and the file marked *Closed - Inconclusive.* She stepped out of the shadow into the light of the brass lanterns. The sounds of the market hit her in a wave—whispers in dead tongues, the clatter of iron scales, the sharp, pungent scent of alchemical sulfur. She kept her chin down, her eyes tracking Herrera’s dark coat as he disappeared into the western tunnel. She smoothed her posture, shedding the rigid stance of a copper for the soft, evasive roll of a ghost, and fell into step behind him.
created_at"2026-07-25T14:45:48.19Z" 7/25/2026, 2:45:48 PM
model"google/gemini-3.6-flash-20260721"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency582
moderation_latency(null)
generation_time10848
tokens_prompt888
tokens_completion1640
native_tokens_prompt852
native_tokens_completion1374
native_tokens_completion_images0
native_tokens_reasoning0
native_tokens_cached0
num_media_prompt(null)
num_input_audio_prompt(null)
num_media_completion0
num_search_results(null)
num_fetches(null)
web_search_engine(null)
origin"https://ncbench.com/"
is_byokfalse
finish_reason"stop"
native_finish_reason"STOP"
service_tier"default"
usage0.011583
router(null)
provider_responses
0
endpoint_id"5d6d133d-a953-4781-a835-7ee76f4e1388"
id"HMxkatzyD9TRjMcPiaiCkAY"
is_byokfalse
latency582
model_permaslug"google/gemini-3.6-flash-20260721"
provider_name"Google AI Studio"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.18.0; linux; x64))"
http_referer(null)
request_id"req-1784990748-UPv0MNJrMXd5eQQQQJrS"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1784990748-CkRIu0IxMzRZfjREol6k"
upstream_id"HMxkatzyD9TRjMcPiaiCkAY"
total_cost0.011583
cache_discount(null)
upstream_inference_cost0
provider_name"Google AI Studio"
response_cache_source_id(null)
data_region"global"

Evaluation details

Result Evaluator Details Meta Data
100.00% Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags0
86.24% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1090
totalAiIsmAdverbs3
found
0
adverb"very"
count2
1
adverb"carefully"
count1
highlights
0"very"
1"carefully"
100.00% AI-ism character names
Target: 0 AI-default names (17 tracked, −20% each)
codexExemptions(empty)
found(empty)
100.00% AI-ism location names
Target: 0 AI-default location names (33 tracked, −20% each)
codexExemptions(empty)
found(empty)
35.78% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1090
totalAiIsms14
found
0
word"chill"
count1
1
word"navigating"
count1
2
word"familiar"
count1
3
word"measured"
count1
4
word"flicked"
count1
5
word"pumping"
count1
6
word"silence"
count2
7
word"vibrated"
count1
8
word"constructed"
count2
9
word"velvet"
count1
10
word"pulse"
count1
11
word"weight"
count1
highlights
0"chill"
1"navigating"
2"familiar"
3"measured"
4"flicked"
5"pumping"
6"silence"
7"vibrated"
8"constructed"
9"velvet"
10"pulse"
11"weight"
100.00% Cliché density
Target: ≤1 cliche(s) per 800-word window
totalCliches0
maxInWindow0
found(empty)
highlights(empty)
100.00% Emotion telling (show vs. tell)
Target: ≤3% sentences with emotion telling
emotionTells0
narrationSentences65
matches(empty)
98.90% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount2
hedgeCount0
narrationSentences65
filterMatches
0"watch"
hedgeMatches(empty)
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences65
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
repeatedSegmentCount0
maxSentenceWordsSeen49
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans3
markdownWords7
totalWords1082
ratio0.006
matches
0"The Raven’s Nest."
1"Focus."
2"Closed - Inconclusive."
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions0
unquotedAttributions0
matches(empty)
99.17% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions44
wordCount1082
uniqueNames23
maxNameDensity1.02
worstName"Quinn"
maxWindowNameDensity2
worstWindowName"Quinn"
discoveredNames
Shaftesbury1
Avenue1
Harlow1
Quinn11
November1
Metropolitan1
Police1
Tomás1
Herrera10
Seville1
Soho1
Morris3
Raven1
London1
Victorian1
Glock1
Tube1
Camden1
Veil1
Market1
Met1
Saint1
Christopher1
persons
0"Harlow"
1"Quinn"
2"November"
3"Police"
4"Tomás"
5"Herrera"
6"Morris"
7"Raven"
8"Victorian"
9"Glock"
10"Market"
11"Met"
12"Saint"
13"Christopher"
places
0"Shaftesbury"
1"Avenue"
2"Seville"
3"Soho"
4"London"
globalScore0.992
windowScore1
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences52
glossingSentenceCount0
matches(empty)
15.16% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches2
per1kWords1.848
wordCount1082
matches
0"not cut, but sheared as if the metal had semplicemente forgotten how to h"
1"not cash, but a tiny, smooth fragment of ivory"
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount0
totalSentences65
matches(empty)
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs26
mean41.62
std26.33
cv0.633
sampleLengths
057
115
2110
370
49
558
625
79
870
917
1058
1124
128
1365
143
1555
1650
1752
1845
1969
2012
2134
2253
2333
2413
2568
94.47% Passive voice overuse
Target: ≤2% passive sentences
passiveCount2
totalSentences65
matches
0"was tucked"
1"was known"
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount1
totalVerbs170
matches
0"was standing"
0.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount11
semicolonCount1
flaggedSentences11
totalSentences65
ratio0.169
matches
0"Detective Harlow Quinn checked the worn leather watch on her left wrist—11:42 p.m.—then adjusted the collar of her coat against the November chill."
1"Olive skin, short dark curls plastered to his forehead by the downpour, and a jagged white scar running down his left forearm—though tonight the arm was tucked deep into his heavy coat."
2"The heavy iron padlocks lay on the ground, snapped clean through—not cut, but sheared as if the metal had semplicemente forgotten how to hold together."
3"Fifty yards ahead, the tunnel opened into an impossibly vast subterranean cavern—the platform of a forgotten 19th-century line, now transformed into a sprawling, lawless bazaar."
4"She was an outsider here; every instinct honed over two decades warned her that the rules of the Met meant nothing beneath the street level."
5"He was moving with purpose, his head down, one hand clutching the collar of his shirt—no doubt resting against the Saint Christopher medallion he was known to wear."
6"Herrera offered something in exchange—not cash, but a tiny, smooth fragment of ivory that caught the lantern light."
7"As he moved, his coat parted, and Quinn caught a glimpse of his skin—pale as lard, with thin, violet veins pulsing rhythmically beneath his neck, far too fast for a human heart."
8"Herrera took the leather satchel, slung it over his shoulder, and turned toward the western exit of the platform—a narrow access corridor marked with faded red tiles that led deeper into the subterranean network."
9"She reached down, touched the worn leather strap of her watch, and thought of the rain-slicked pavement three years ago, the silence in the briefing room, and the file marked *Closed - Inconclusive.*"
10"The sounds of the market hit her in a wave—whispers in dead tongues, the clatter of iron scales, the sharp, pungent scent of alchemical sulfur."
94.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount1096
adjectiveStacks1
stackExamples
0"cold, sweat-slicked rebar,"
adverbCount21
adverbRatio0.01916058394160584
lyAdverbCount11
lyAdverbRatio0.010036496350364963
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences65
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences65
mean16.65
std10.49
cv0.63
sampleLengths
017
123
217
315
46
58
632
712
826
926
1023
117
122
1338
149
1529
1629
1725
184
195
2018
214
223
2317
2428
2517
264
2719
2814
2921
3010
3114
324
334
3425
3530
3610
373
3819
3911
4025
4121
421
4328
4410
4521
4618
473
487
4911
42.05% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats11
diversityRatio0.35384615384615387
totalSentences65
uniqueOpeners23
0.00% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount0
totalSentences62
matches(empty)
ratio0
78.06% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount22
totalSentences62
matches
0"She kept her posture square,"
1"Her precinct had him flagged"
2"She accelerated her pace, her"
3"She paused, taking a slow,"
4"She flicked her penlight on,"
5"She was sure of it."
6"Her sharp jaw tightened."
7"She drew her Glock, checked"
8"She descended thirty feet down"
9"She was standing in a"
10"She didn't need it."
11"She pulled her coat tight"
12"She was an outsider here;"
13"She caught a glimpse of"
14"He was moving with purpose,"
15"He stopped at a booth"
16"He didn't walk so much"
17"She breathed through her mouth,"
18"She reached down, touched the"
19"She stepped out of the"
ratio0.355
32.58% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount53
totalSentences62
matches
0"The rain off Shaftesbury Avenue"
1"Detective Harlow Quinn checked the"
2"She kept her posture square,"
3"Quinn knew his file by"
4"Olive skin, short dark curls"
5"Her precinct had him flagged"
6"Herrera was the medic for"
7"The kind of people who"
8"Herrera turned down an alley"
9"*The Raven’s Nest.* Quinn knew"
10"She accelerated her pace, her"
11"She paused, taking a slow,"
12"She flicked her penlight on,"
13"The heavy iron padlocks lay"
14"Herrera was down there."
15"She was sure of it."
16"Quinn stood at the lip"
17"Her sharp jaw tightened."
18"Protocol demanded back-up."
19"Protocol demanded a radio call"
ratio0.855
100.00% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount2
totalSentences62
matches
0"If she stepped into the"
1"If she lost Herrera in"
ratio0.032
82.07% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences47
technicalSentenceCount4
matches
0"She paused, taking a slow, measured breath through her nose, smelling damp trash, exhaust, and an odd, ozone metallic bite that had no business resting in a Lon…"
1"The heavy iron padlocks lay on the ground, snapped clean through—not cut, but sheared as if the metal had semplicemente forgotten how to hold together."
2"The sound of rain on pavement faded, swallowed by a thick, heavy silence that felt pressed against her eardrums."
3"Herrera took the leather satchel, slung it over his shoulder, and turned toward the western exit of the platform—a narrow access corridor marked with faded red …"
100.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags0
uselessAdditionCount0
matches(empty)
100.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags0
81.9492%